# Catchup invitation vs Whose Answer?

The clearest difference is update cadence: Whose Answer? at every 4 days against Catchup invitation's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Catchup invitation ships an update every 2 months, Whose Answer? every 4 days. The most recent releases landed on September 9, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Catchup invitation | Whose Answer? |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 62 MB | 49 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [CATCHUP INVITATIONS PTY LTD](https://appshunter.io/developer/1244153835) | [riku miyamoto](https://appshunter.io/developer/1527433251) |

## What reviewers say

### Catchup invitation

[App page](https://appshunter.io/ios/app/catchup-invitation/id6745470625)

**Features:** macOS Compatibility

**In-app purchases:** none


### Whose Answer?

[App page](https://appshunter.io/ios/app/whose-answer/id6751831981)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Catchup invitation free?

Catchup invitation is free to download, with no in-app purchases.

### Is Whose Answer? free?

Whose Answer? is free to download, with no in-app purchases.

### Do Catchup invitation or Whose Answer? have ads?

Neither Catchup invitation nor Whose Answer? shows ads.

### Which is updated more often, Catchup invitation or Whose Answer??

Catchup invitation ships an update every 2 months, and Whose Answer? every 4 days. Most recently, Catchup invitation was updated on September 9, 2026 and Whose Answer? on September 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*